Ball



FIG. 1 is a front view of a ball showing my design;

FIG. 2 is a left side perspective view thereof; and,

FIG. 3 is a top view thereof.

The even-length broken lines shown in the drawings depict portions of the ball that form no part of the claimed design. The long-and-short broken lines show boundary lines around the claimed subject matter and form no part of the claim. 

CLAIM The ornamental design for a ball, as shown and described. 